Hi,
  The vec-cmpne-long.c tests targets -mcpu=power8, but always dg-do-run, even
on P7 (or earlier) systems.  Add a dg-do run requirement for p8vector_hw to
prevent illegal instruction errors.
(noticed during review of test results from a P7).
    
Sniff tests look good.
    
OK for trunk?
    
Thanks
-Will
    
[testsuite]
    
2018-01-31  Will Schmidt  <will_schm...@vnet.ibm.com>

        * gcc.target/powerpc/vec-cmpne-long.c: Add p8vector_hw require to
        dg-do run stanza.

diff --git a/gcc/testsuite/gcc.target/powerpc/vec-cmpne-long.c 
b/gcc/testsuite/gcc.target/powerpc/vec-cmpne-long.c
index bf5866a..38ba397 100644
--- a/gcc/testsuite/gcc.target/powerpc/vec-cmpne-long.c
+++ b/gcc/testsuite/gcc.target/powerpc/vec-cmpne-long.c
@@ -1,6 +1,6 @@
-/* { dg-do run { target { powerpc64*-*-* } } } */
+/* { dg-do run { target { powerpc64*-*-* && { p8vector_hw } } } } */
 /* { dg-require-effective-target powerpc_p8vector_ok } */
 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { 
"-mcpu=power8" } } */
 /* { dg-options "-mcpu=power8 -mpower8-vector -O3" } */
 
 /* Test that the vec_cmpne builtin works as expected for long long


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